S90V is the closest stainless steel to K390 that I am aware of. Delica® 4 FRN Zome Green. Both are excellent steels and very stain resistant. In short, you cant go wrong either way. It also has better wear resistance and is less prone to chipping. Well, here is my take on the original question of M390 vs CPM S110V have quite a bit of experience with both steels in a variety of knives at different RC hardness ranges and geometries. http://www.catra.org/pages/products/kniveslevel1/lkep.htm, (You must log in or sign up to reply here. Press J to jump to the feed. Thank you for the reply! If he does it himself, does he have diamond stones? Hey Tiguy7, is there a s125v stealth knife in your collection? It is FAR less prone to chip, and easier to sharpen. M390 in my own experience can have the shit beat out of it and still keep working. The lower chromium content of those steels means they have more vanadium carbide rather than chromium carbide, so they are expected to have similar edge retention with lower carbide volume. I dont have as much experience with M390 in EDC use, but considering how well S110V performs and resists corrosion on its own I imagine that you cant go wrong with M390 either. What dont you like about the 90v or 110v? M390 can take a serious razor edge and retains it for a good while, as well as being very corrosion resistant. Delica® 4 FRN K390. Usually, I reprofile everything at 30 degrees inclusive on my Wicked Edge. I really do appreciate all the advice I've been getting! Thank you guys so much for the help! So you’ve seen a PM2 before. In this section, we’re going to compare our steel with other steels, and for this, I use four criteria; Edge Retention, Corrosion resistance, Ease of Sharpness, and Toughness, and I use a scale or note from 1 to 10. Spyderco Paramilitary 2 vs Manix 2 : I find the Manix 2 equally comfortable in my hand compared to the PM2. Both are quite corrosion-resistant with the edge to M390 Excellent edge retention. CPM-S110V. How long have you have/used your blade with M390? $120.00. It also has better wear resistance and is less prone to chipping. ). If you frequently use your knife to slice up cardboard, there may not be a better steel than CPM-S110V. $135.00. Both of these steels are a real bear to sharpen up! I don't believe s125v is even available anymore. Also, which one is more durable? The only real maintenance I do to it outside of the occasional touch up is keep the pivot lubed,wipe the blade dry if it gets wet, and keep things like food and adhesive from building up on it too much. CPM-S110V exhibits many of the same qualities as S90V. Also m390 is a true stainless and being in Florida, I'd recommend m390 based purely on the stainless aspect. S90V, S110V, and S125V appear to offer a superior combination of properties to the new M398. Press question mark to learn the rest of the keyboard shortcuts. ', From my research, I understand that both should be corrosion resistant? K390—A bit tougher than other super-steels, need oil, but it performs like a champ. Im really learning a lot and still have about a week or 2 to make an order! It will keep a working edge longer than M390 but M390 will keep a razor edge longer. An alternative to r/knives. S110V has very large carbides so it's harder to sharpen and it won't take quite as keen of an edge. $145.00. I have never owned S110V so I can not speak of it. but some say m390 is better in that regard... Can someone explain that? $105.00. You may want to pick a set up for him as well. Both Vanadis 8 and K390 have reduced vanadium compared with 10V so this is perhaps expected. Ive read a lot about this in my research but nothing was conclusive. And s110v is anything but "cheap" in any sense of the word. 10V, K390, S110V and K294 all seem in the same range of super high edge retention with reasonable toughness. Dragonfly™ 2 FRN K390. :o, New comments cannot be posted and votes cannot be cast. Hi there, my boyfriends birthday is coming up and I was looking to getting him a Spyderco Paramilitary 2 for his birthday! The blade shape, a clip point in most spec sheets, has a nice gradual belly, and a very flat spine, once you’re past the *sharply jimped* thumb ramp. You can sharpen S110v or M390 with regular stones - it'll just take a very long time. I see M390 used in more high end blades than I do S110V. S110V has very large carbides so it's harder to sharpen and it won't take quite as keen of an edge. It names K390, Cruwear, and Maxamet as the writers favorite steels. $290.00. FWIW, I live next to the ocean in Alaska and Ive never had corrosion issues with my S110V PM2. I think, S110V additional alloying of 3.5% Niobium help stabilize matrix and add extra wear resistance. Get whichever one appeals the most to you. I've just about done as much research as I possibly can about knives a girl can and here I need help... LOL He currently has a tenacious from when he graduated high school but he complains how it dulls fast and tarnishes once in a while though he has always told me he wants a 'paramilitary. Get him the m390, it'll blow him away! I sharpen my own so this will not be a problem for me. Both K390 and Vanadis 8 did have slightly less edge retention than 10V, however. It will definitely help prevent corrosion. I like the pure blue more too! To me S110V performs like S30V on steroids, and funny enough Ive had worse chipping issues with S30V on the exact same knife pattern. Not to be confused with the more popular M390, but has a great deal more edge retention. (also let me know if theres another model I should be looking at) :D. 3/7/2017 EDIT: Thank you guys all for the responses! But this time, because these hard steels can take a while to reprofile by hand, I used an old Worksharp. I doubt that S110V would suit to be consider as a good blade steel since it has too much carbon/alloy. Delica® 4 FRN Wharncliffe. Below that to paraphrase Jim Ankerson, it's like running a Indy car on flat tires. It's relatively easy to sharpen, holds an edge for quite a while and is going to be noticeably tougher than his current knife. The matrix of these steel will has shitload of carbide which opposed to the lower martensite structure remainded thus this steel would has very poor edge stability/toughness. I say this somewhat tongue in cheek, the real answer of course depends. M390 vs S110V: I have a knife with M390. The K390 datasheet shows it having slightly less wear resistance than 10V. ive read about the difference between a mirror polish and a 'working edge' but didnt exactly know what these terms meant between steels :o. So far I like it but have not used it much. Delica® 4 Ti / Damascus. We live in Florida so it is pretty humid. Short answer, it is the European equivalent of 10v/A11. The angle measures 30 degrees inclusive on my laser protractor. Oh wow, thank you for the response! The primary difference is out-of-this-world edge retention at the cost of a minimal reduction in toughness. Also, the PM2’s pocket clip has four mounting positions versus only two on the Manix. The M390 one is a bit more exclusive if that matters to you. Why, S30V of course. Maybe you’ve had one… $165.00. Like S30V, it doesnt keep this level of push cutting sharpness for very long in use. Made by Crucible in the USA. Now you can argue against HC steels in general, but given the mass promotion of steels such as k390 being promoted as some kind of "super" blade material, it seems obvious that the same people would have to say 121 REX would be "super duper". The Vanadis 8 patent and datasheet do not make any direct … If we get a chance to test the toughness of these steels ourselves we can check to see if this is born out … Both steels are very picky about HT and the tempering processes to get them to that 61+ hardness range in production blades. From my point of view the usability of S110V isn't very far from ceramic. and what do you sharpen yours with? :o. I'd recommend M390. Discussion in 'Maintenance, Tinkering & Embellishment' started by ricklee4570, Jan 30, 2014. K390 VS M390 . Dragonfly™ 2 FRN British Racing Green ZDP-189. A challenge to sharpen but lots of performance in there. Both are quite corrosion-resistant with the edge to M390. Additionally, as you might've seen from forum posts and reviews, S110V seems to be more for people that don't use their knives outside of what a knife is really designed to do. Do you know how many treatments a bottle goes? ah okay, definitely leaning towards M390, thank you!! K390 VS Steel . Like, I cut through zip ties and plastic strapping incorrectly with it and don't have to worry about chipping. Re: S30v vs s110v Post by bdblue » Tue Apr 28, 2015 12:44 am wrdwrght wrote: I do worry, I must confess, about chipping my Native5 and Manix2 LW in S110V in some unexpectedly weird EDC task for want of the toughness my first-mentioned Native5 seems to have. When custom makers like RJ Martin, Phil Wilson use it, and a company like Spyderco uses it in exclusive sprint runs, including it's own forum knife, you know it's one of the very best steels out there, provided it has the correct heat treat of HRC 62-63. Just wanted to let you know in so many details that neither of these steels is a bad decision with this knife platform. as in, which steel is less prone to chipping. and what's the worst would you say have you done to it? Delica® 4 FRN Red Trainer. Ive read of others complaining of edge stability issues, but Ive never experienced that to any meaningful extent in my own uses. I have been told it can be difficult to sharpen but I have not needed to sharpen it as of yet. Does he have someone else sharpen his Tenacious or does he do it himself? Never hear anything bad about it. A lot of excellent discussion follows. Hey Blunt, Don't monkey around with that cheap S-110-V. Go get some S-125-V. You will be much happier. S110v is harder and more prone to chipping than m390. I don't think you can make some kind of line and say this steel is poor but 10V/S110V is great. Delica® 4 Stainless. So s110v is an improved s90v. I have a blade in it and frankly, it's quite nice. K390 has edge retention that is around 30% higher than S110V. Considering sharpness, I can get S110V sharp enough to whittle free standing hairs. S110V—A high-end stainless super steel. All things pocket knives. K390 is the closest to A11, 10v or K294. It will keep a working edge longer than M390 but M390 will keep a razor edge longer. I see, I'll keep that in mind! I think what you have when people make this … It's a bit harder to get a PM2 in M390 as well, so it could make for a more special gift. $95.00. In all, Chromium gives surface protection but take/degrade matrix strength & toughness. The ParaMilitary 2 has a blade shape, grind, and spine thickness (0.15”) that all comes together in a very simple looking manner. oh wow, Ive never seen this before, thank you! $120.00. how long have you been carrying your knife and how often would you say you use it? S30V offers an excellent balance of toughness and edge holding hardness. You might want to grab a bottle of this. The full flat grind is relatively thin behind the edge (between 0.020-0.025” depending on where along the belly you’re checking), and has a gradual flat face that terminates at the spine. The Manix 2 comes with more jimping so provides a little more traction. M390 for sure. Very nice gift. K390, however, has a very similar looking microstructure to 10V. Dragonfly™ 2 Emerson Opener . These two steels have to be pretty close for edge retention. When I lived in Ga (which is known for its humidity) I never had issues with it either, and its been covered in sweat quite a bit. In operation since 1998, BladeForums.com has led the industry since Day 1. Elmax. Prying, improptu screwdriver, cutting when teh blade could hit cement or other hard surfaces....S110V sounds like it won't handle those situations very well. Plus the m390 isn't as abundant as s110v variants so it's a tad more special. What is the best knife steel? I agree K390 has better edge retention than s110v, says maybe by 25%. 60 HRC. $140.00. The edge is not as good as what I would get with my WE, but the edge was sharp, albeit a bit coarse and convex. K390 is a very wear resistant steel and should fall into a similar performance class as S110V but composition wise the S110V has a lot more in it and it is stainless. Dragonfly™ 2 FRN Black. Ideally, I want to get him something that wont tarnish and won't chip! K390 is also relatively tough but not stainless so some care will need to be taken to prevent corrosion. $120.00. The Spyderco Round Hole allows for ambidextrous opening and index and thumb jimping on the blade provide a very secure grip. However, if you will be slicing through things like cardboard, zip ties, paper board, cloth, or mildly abrasive organic materials it will keep a good working edge for an absurd length of time... and by absurd I mean that youll still be clean slicing paper after cutting up a ton of cardboard. Where does one acquire a laser protractor??
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